SOUTH CHINA SEA (July 15, 2022) Machinist's Mate 1st Class Isaiah Sepulveda, from San Antonio, takes low pressure air compression readings in main engine room 1 aboard the Ticonderoga-class guided-missile cruiser USS Antietam (CG 54). Antietam is attached to Commander, Task Force 70/ Carrier Strike Group 5 conducting underway operations in support of a free and open Indo-Pacific. (U.S. Navy photo by Mass Communication Specialist 3rd Class Santiago Navarro)